3961495604705 has 16 divisors (see below), whose sum is σ = 4960741238784. Its totient is φ = 3031246574400.

The previous prime is 3961495604701. The next prime is 3961495604719. The reversal of 3961495604705 is 5074065941693.

It is not a de Polignac number, because 3961495604705 - 2² = 3961495604701 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3961495604701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1327232 + ... + 3111998.

It is an arithmetic number, because the mean of its divisors is an integer number (310046327424).

Almost surely, 2^{3961495604705} is an apocalyptic number.

It is an amenable number.

3961495604705 is a deficient number, since it is larger than the sum of its proper divisors (999245634079).

3961495604705 is a wasteful number, since it uses less digits than its factorization.

3961495604705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1804096.

The product of its (nonzero) digits is 24494400, while the sum is 59.

The spelling of 3961495604705 in words is "three trillion, nine hundred sixty-one billion, four hundred ninety-five million, six hundred four thousand, seven hundred five".